| Sisak to Olympia Heights (Florida) | 5,276.63 mi (8,491.91 km) |
| Sisak to Omaha (Nebraska) | 5,139.28 mi (8,270.86 km) |
| Sisak to On Top of the World Designated Place (Florida) | 5,199.25 mi (8,367.39 km) |
| Sisak to Onalaska (Wisconsin) | 4,837.80 mi (7,785.68 km) |
| Sisak to Oneida (New York) | 4,286.73 mi (6,898.82 km) |
| Sisak to Oneonta (New York) | 4,288.93 mi (6,902.36 km) |
| Sisak to Ontario (California) | 6,235.29 mi (10,034.73 km) |
| Sisak to Ontario (Oregon) | 5,624.16 mi (9,051.22 km) |
| Sisak to Opa-locka (Florida) | 5,264.43 mi (8,472.28 km) |
| Sisak to Opelika (Alabama) | 5,158.23 mi (8,301.37 km) |
| Sisak to Opelousas (Louisiana) | 5,538.13 mi (8,912.76 km) |
| Sisak to Orange (California) | 6,255.57 mi (10,067.36 km) |
| Sisak to Orange (Texas) | 5,625.90 mi (9,054.01 km) |
| Sisak to Orange City (Florida) | 5,164.13 mi (8,310.86 km) |
| Sisak to Orangeburg (South Carolina) | 4,929.78 mi (7,933.71 km) |
